Proposal for an event header class for generated events.

diff --git a/EVGEN/AliGenEventHeader.cxx b/EVGEN/AliGenEventHeader.cxx
new file mode 100644 (file)
index 0000000..63d6fc0
--- /dev/null
+++ b/EVGEN/AliGenEventHeader.cxx
@@ -0,0 +1,34 @@
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ *                                                                        *
+ * Author: The ALICE Off-line Project.                                    *
+ * Contributors are mentioned in the code where appropriate.              *
+ *                                                                        *
+ * Permission to use, copy, modify and distribute this software and its   *
+ * documentation strictly for non-commercial purposes is hereby granted   *
+ * without fee, provided that the above copyright notice appears in all   *
+ * copies and that both the copyright notice and this permission notice   *
+ * appear in the supporting documentation. The authors make no claims     *
+ * about the suitability of this software for any purpose. It is          *
+ * provided "as is" without express or implied warranty.                  *
+ **************************************************************************/
+
+/*
+$Log$
+*/
+
+#include "AliGenEventHeader.h"
+ClassImp(AliGenEventHeader)
+
+
+//_____________________________________________________________________________
+AliGenEventHeader::AliGenEventHeader(const char * name)
+    :TNamed(name, "Event Header")
+{
+// Constructor
+//    fDate=new TDatime;           
+    fRunNumber=-1;      
+    fEventNumber=-1;    
+    fNProduced=-1;      
+    fImpactParameter=-1.;
+}

diff --git a/EVGEN/AliGenEventHeader.h b/EVGEN/AliGenEventHeader.h
new file mode 100644 (file)
index 0000000..08db864
--- /dev/null
+++ b/EVGEN/AliGenEventHeader.h
@@ -0,0 +1,41 @@
+#ifndef ALIGENEVENTHEADER_H
+#define ALIGENEVENTHEADER_H
+
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice                               */
+
+/* $Id$ */
+
+#include <TNamed.h>
+#include <TDatime.h>
+
+class AliGenEventHeader : public TNamed
+{
+ public:
+
+  AliGenEventHeader(const char* name="Undefined");
+  virtual ~AliGenEventHeader() {}
+  // Getters
+  virtual TDatime Date() {return fDate;}
+  virtual Int_t   RunNumber()       {return fRunNumber;}
+  virtual Int_t   EventNumber()     {return fEventNumber;}    
+  virtual Int_t   NProduced()       {return fNProduced;}
+  virtual Float_t ImpactParameter() {return fImpactParameter;}  
+  // Setters
+  virtual void   SetDate(TDatime date)             {fDate=date;}
+  virtual void   SetRunNumber(Int_t run)           {fRunNumber=run;}
+  virtual void   SetEventNumber(Int_t event)       {fEventNumber=event;}    
+  virtual void   SetNProduced(Int_t nprod)         {fNProduced=nprod;}
+  virtual void   SetImpactParameter(Float_t b)     {fImpactParameter=b;}  
+  
+protected:
+  TDatime   fDate;                      // Date
+  Int_t     fRunNumber;                 // Run   Number
+  Int_t     fEventNumber;               // Event Number
+  Int_t     fNProduced;                 // Number stable or undecayed particles
+  Float_t   fImpactParameter;           // Impact Parameter
+
+  ClassDef(AliGenEventHeader,1) // Event header for primary event
+};
+
+#endif

diff --git a/EVGEN/AliGenHijingEventHeader.cxx b/EVGEN/AliGenHijingEventHeader.cxx
new file mode 100644 (file)
index 0000000..ece52f0
--- /dev/null
+++ b/EVGEN/AliGenHijingEventHeader.cxx
@@ -0,0 +1,23 @@
+/**************************************************************************
+ * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ *                                                                        *
+ * Author: The ALICE Off-line Project.                                    *
+ * Contributors are mentioned in the code where appropriate.              *
+ *                                                                        *
+ * Permission to use, copy, modify and distribute this software and its   *
+ * documentation strictly for non-commercial purposes is hereby granted   *
+ * without fee, provided that the above copyright notice appears in all   *
+ * copies and that both the copyright notice and this permission notice   *
+ * appear in the supporting documentation. The authors make no claims     *
+ * about the suitability of this software for any purpose. It is          *
+ * provided "as is" without express or implied warranty.                  *
+ **************************************************************************/
+
+/*
+$Log$
+*/
+
+#include "AliGenHijingEventHeader.h"
+ClassImp(AliGenHijingEventHeader)
+
+

diff --git a/EVGEN/AliGenHijingEventHeader.h b/EVGEN/AliGenHijingEventHeader.h
new file mode 100644 (file)
index 0000000..b5d46e9
--- /dev/null
+++ b/EVGEN/AliGenHijingEventHeader.h
@@ -0,0 +1,49 @@
+#ifndef ALIGENHIJINGEVENTHEADER_H
+#define ALIGENHIJINGEVENTHEADER_H
+
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice                               */
+
+/* $Id$ */
+
+#include "AliGenEventHeader.h"
+
+
+class AliGenHijingEventHeader : public AliGenEventHeader
+{
+ public:
+
+  AliGenHijingEventHeader(const char* name){;}
+  virtual ~AliGenHijingEventHeader() {}
+  // Getters
+  Float_t TotalEnergy()  {return fTotalEnergy;} 
+  Int_t   HardScatters() {return fNHardScatters;}
+  Int_t   ProjectileParticipants()  {return fNProjectileParticipants;}
+  Int_t   TargetParticipants()      {return fNTargetParticipants;}       
+  Int_t   NN()    {return fNNColl;}
+  Int_t   NNw()   {return fNNwColl;}
+  Int_t   NwN()   {return fNwNColl;}
+  Int_t   NwNw()  {return fNwNwColl;}
+  // Setters
+  void SetTotalEnergy(Float_t energy)  {fTotalEnergy=energy;}
+  void SetHardScatters(Int_t n)  {fNHardScatters=n;}
+  void SetParticipants(Int_t np, Int_t nt)
+      {fNProjectileParticipants=np, fNTargetParticipants=nt;}
+  void SetCollisions(Int_t nn, Int_t nnw, Int_t nwn, Int_t nwnw)
+      {fNNColl=nn, fNNwColl=nnw, fNwNColl=nwn,  fNwNwColl=nwnw;}
+  
+protected:
+  Float_t fTotalEnergy;              // Total energy of produced particles
+  Int_t   fNHardScatters;            // Number of hard scatterings
+  Int_t   fNProjectileParticipants;  // Number of projectiles participants
+  Int_t   fNTargetParticipants;      // Number of target participants
+  Int_t   fNNColl;                   // Number of N-N collisions
+  Int_t   fNNwColl;                  // Number of N-Nwounded collisions
+  Int_t   fNwNColl;                  // Number of Nwounded-N collisons
+  Int_t   fNwNwColl;                 // Number of Nwounded-Nwounded collisions
+  
+  
+  ClassDef(AliGenHijingEventHeader,1) // Event header for hijing event
+};
+
+#endif

diff --git a/EVGEN/EVGENLinkDef.h b/EVGEN/EVGENLinkDef.h
index 3d02aea..ef2bc43 100644 (file)
--- a/EVGEN/EVGENLinkDef.h
+++ b/EVGEN/EVGENLinkDef.h
@@ -31,8 +31,8 @@
 #pragma link C++ class  AliDimuCombinator;
 #pragma link C++ class  AliGenPHOSlib;
 #pragma link C++ class  AliGenGSIlib;
-//#pragma link C++ class  AliGenEventHeader;
-//#pragma link C++ class  AliGenHijingEventHeader;
+#pragma link C++ class  AliGenEventHeader;
+#pragma link C++ class  AliGenHijingEventHeader;
 #pragma link C++ class  AliGenHijing;
 #endif
 

diff --git a/EVGEN/Makefile b/EVGEN/Makefile
index a0ec81c..edac991 100644 (file)
--- a/EVGEN/Makefile
+++ b/EVGEN/Makefile
@@ -16,8 +16,8 @@ SRCS          = AliGenHIJINGpara.cxx AliGenBox.cxx AliGenFixed.cxx \
                 AliGenExtFile.cxx AliGenScan.cxx AliGenPHOSlib.cxx \
                AliGenDoubleScan.cxx AliGenCocktailEntry.cxx \
                AliGenGSIlib.cxx \
-               AliGenHijing.cxx
-#              AliGenEventHeader.cxx AliGenHijingEventHeader.cxx \
+               AliGenHijing.cxx \
+               AliGenEventHeader.cxx AliGenHijingEventHeader.cxx 
 # C++ Headers
 
 HDRS          = $(SRCS:.cxx=.h) EVGENLinkDef.h